6-Inch Lift Kit with M1 Shocks for Ford Super Duty 4WD (2005-2007) — Part 53740
- Fits 2005-2007 Ford F-250 and F-350 Super Duty 4WD — check your trim against the fitment list
- Does not fit dually models or diesel-engine models
- Rear factory contact overload springs must be removed during installation
- Kit includes front coils, two radius arm boxes, add-a-leaf, 3 inch block and U-bolt kit, and M1 monotube shocks
- Bolt-on install with caster adjustment at the axle; downloadable installation guide available
The Trail Fortress check
Will it fit your truck?
✓ Fits
✕ Does not fit
- Dually models
- Diesel engine models
Factory rear contact overload springs will need to be removed Fitment on this page is based on the manufacturer’s application data.
About this kit
6-Inch Lift Kit with M1 Shocks, fitment-checked
Rough Country 53740 is a 6-inch lift kit for 2005-2007 Ford F-250 and F-350 Super Duty 4WD trucks, built around front coils, upgraded radius arms, and M1 monotube shocks. It does not fit dually or diesel-engine models, and the factory rear contact overload springs come off during the build.
This 6-inch lift kit for the 2005-2007 Ford F-250 and F-350 Super Duty 4WD covers XL, XLT, Lariat, King Ranch, and Harley-Davidson Edition trims listed in the fitment section. The box carries a front coil package, two heavy-duty radius arm assemblies with rubber-bushed pivots and an axle-end cam for caster adjustment, a rear add-a-leaf, a 3 inch block and U-bolt set with fabricated blocks, and two pairs of M1 monotube shocks. Bolt-on installation, though the factory rear overload springs must be removed. A downloadable installation guide is available.
What’s in the box
Kit contents
- 1× Kit Box 1536BOX2
- 1× Add-A-Leaf 6111
- 1× 3 Inch Block And U-Bolt Kit 6552
- 1× M1 MONOTUBE SHOCK PAIR 770754P
- 1× M1 MONOTUBE SHOCK PAIR 770762P
- 1× 6 Inch Coil Box 9296
- 1× Radius Arm Upgrade Box 53600991A
- 1× Radius Arm Upgrade Box 53600992A
Rough Country shares subassemblies across kits, so individual package labels can carry broader application ranges. The complete 53740 kit fits the vehicles shown in the fitment section above.
Specifications
Specs
| Brand | Rough Country |
| Part number | 53740 |
| UPC / GTIN | 00840269917820 |
| Lift height | 6 in |
| Shock package | M1 series |
| Shipping weight | 236 lb |
| Country of origin | US |
| Category | Suspension & Lift Kits › Lift Kits |
| Installation guide | Downloadable PDF |
Why buy here